{
  "generated": "2026-08-27",
  "method": "louvain",
  "seed": 20260827,
  "description": "Louvain communities over the BMPN. Reported for both the observed-layer graph and the full graph (which adds inferred influence-homophily edges at half weight). These supersede the earlier connected-components placeholder in bmpn-clusters.json, which remains for continuity.",
  "observed": {
    "modularity": 0.4283,
    "communities": [
      {
        "community_id": 0,
        "size": 16,
        "members": [
          "arbovirus",
          "artcell",
          "ashes",
          "bay-of-bengal",
          "chirkutt",
          "cryptic-fate",
          "f-minor",
          "lalon-band",
          "maqsood-o-dhaka",
          "mechanix",
          "meghdol",
          "minar-rahman",
          "nemesis",
          "shironamhin",
          "shunno",
          "warfaze"
        ],
        "dominant_strand": "Alternative/Indie",
        "strand_mix": {
          "Alternative/Indie": 7,
          "Folk & Folk Fusion": 4,
          "Heavy Metal": 3,
          "Progressive Rock/Metal": 1,
          "Pop": 1
        },
        "internal_edges": 68,
        "internal_density": 0.5667
      },
      {
        "community_id": 1,
        "size": 7,
        "members": [
          "arekta-rock-band",
          "black",
          "de-illumination",
          "indalo",
          "powersurge",
          "severe-dementia",
          "tahsan"
        ],
        "dominant_strand": "Alternative/Indie",
        "strand_mix": {
          "Alternative/Indie": 3,
          "Heavy Metal": 3,
          "Pop": 1
        },
        "internal_edges": 6,
        "internal_density": 0.2857
      },
      {
        "community_id": 2,
        "size": 5,
        "members": [
          "aurthohin",
          "avoidrafa",
          "karnival",
          "poizon-green",
          "rockstrata"
        ],
        "dominant_strand": "Heavy Metal",
        "strand_mix": {
          "Heavy Metal": 2,
          "Alternative/Indie": 1,
          "Mainstream Rock": 1,
          "Progressive Rock/Metal": 1
        },
        "internal_edges": 5,
        "internal_density": 0.5
      },
      {
        "community_id": 3,
        "size": 4,
        "members": [
          "james-nagar-baul",
          "lrb",
          "renaissance",
          "souls"
        ],
        "dominant_strand": "Mainstream Rock",
        "strand_mix": {
          "Mainstream Rock": 4
        },
        "internal_edges": 4,
        "internal_density": 0.6667
      },
      {
        "community_id": 4,
        "size": 4,
        "members": [
          "conclusion",
          "owned",
          "vikings",
          "winning"
        ],
        "dominant_strand": "Alternative/Indie",
        "strand_mix": {
          "Alternative/Indie": 2,
          "Mainstream Rock": 2
        },
        "internal_edges": 3,
        "internal_density": 0.5
      },
      {
        "community_id": 5,
        "size": 3,
        "members": [
          "azam-khan-uchcharon",
          "feedback",
          "nova"
        ],
        "dominant_strand": "Mainstream Rock",
        "strand_mix": {
          "Mainstream Rock": 3
        },
        "internal_edges": 2,
        "internal_density": 0.6667
      },
      {
        "community_id": 6,
        "size": 2,
        "members": [
          "habib-wahid",
          "muza"
        ],
        "dominant_strand": "Pop",
        "strand_mix": {
          "Pop": 2
        },
        "internal_edges": 1,
        "internal_density": 1.0
      },
      {
        "community_id": 7,
        "size": 2,
        "members": [
          "stentorian",
          "yaatri"
        ],
        "dominant_strand": "Heavy Metal",
        "strand_mix": {
          "Heavy Metal": 1,
          "Alternative/Indie": 1
        },
        "internal_edges": 1,
        "internal_density": 1.0
      },
      {
        "community_id": 8,
        "size": 1,
        "members": [
          "ark"
        ],
        "dominant_strand": "Mainstream Rock",
        "strand_mix": {
          "Mainstream Rock": 1
        },
        "internal_edges": 0,
        "internal_density": 0.0
      },
      {
        "community_id": 9,
        "size": 1,
        "members": [
          "arnob"
        ],
        "dominant_strand": "Folk & Folk Fusion",
        "strand_mix": {
          "Folk & Folk Fusion": 1
        },
        "internal_edges": 0,
        "internal_density": 0.0
      },
      {
        "community_id": 10,
        "size": 1,
        "members": [
          "ashraf-babu-charu"
        ],
        "dominant_strand": "Hip-Hop/Rap",
        "strand_mix": {
          "Hip-Hop/Rap": 1
        },
        "internal_edges": 0,
        "internal_density": 0.0
      },
      {
        "community_id": 11,
        "size": 1,
        "members": [
          "deshi-mcs"
        ],
        "dominant_strand": "Hip-Hop/Rap",
        "strand_mix": {
          "Hip-Hop/Rap": 1
        },
        "internal_edges": 0,
        "internal_density": 0.0
      },
      {
        "community_id": 12,
        "size": 1,
        "members": [
          "hannan"
        ],
        "dominant_strand": "Hip-Hop/Rap",
        "strand_mix": {
          "Hip-Hop/Rap": 1
        },
        "internal_edges": 0,
        "internal_density": 0.0
      },
      {
        "community_id": 13,
        "size": 1,
        "members": [
          "imran-mahmudul"
        ],
        "dominant_strand": "Pop",
        "strand_mix": {
          "Pop": 1
        },
        "internal_edges": 0,
        "internal_density": 0.0
      },
      {
        "community_id": 14,
        "size": 1,
        "members": [
          "jalali-set"
        ],
        "dominant_strand": "Hip-Hop/Rap",
        "strand_mix": {
          "Hip-Hop/Rap": 1
        },
        "internal_edges": 0,
        "internal_density": 0.0
      },
      {
        "community_id": 15,
        "size": 1,
        "members": [
          "kona"
        ],
        "dominant_strand": "Pop",
        "strand_mix": {
          "Pop": 1
        },
        "internal_edges": 0,
        "internal_density": 0.0
      },
      {
        "community_id": 16,
        "size": 1,
        "members": [
          "metal-maze"
        ],
        "dominant_strand": "Heavy Metal",
        "strand_mix": {
          "Heavy Metal": 1
        },
        "internal_edges": 0,
        "internal_density": 0.0
      },
      {
        "community_id": 17,
        "size": 1,
        "members": [
          "miles"
        ],
        "dominant_strand": "Mainstream Rock",
        "strand_mix": {
          "Mainstream Rock": 1
        },
        "internal_edges": 0,
        "internal_density": 0.0
      },
      {
        "community_id": 18,
        "size": 1,
        "members": [
          "nancy"
        ],
        "dominant_strand": "Pop",
        "strand_mix": {
          "Pop": 1
        },
        "internal_edges": 0,
        "internal_density": 0.0
      },
      {
        "community_id": 19,
        "size": 1,
        "members": [
          "prometheus"
        ],
        "dominant_strand": "Mainstream Rock",
        "strand_mix": {
          "Mainstream Rock": 1
        },
        "internal_edges": 0,
        "internal_density": 0.0
      },
      {
        "community_id": 20,
        "size": 1,
        "members": [
          "shezan"
        ],
        "dominant_strand": "Hip-Hop/Rap",
        "strand_mix": {
          "Hip-Hop/Rap": 1
        },
        "internal_edges": 0,
        "internal_density": 0.0
      },
      {
        "community_id": 21,
        "size": 1,
        "members": [
          "shohojia"
        ],
        "dominant_strand": "Alternative/Indie",
        "strand_mix": {
          "Alternative/Indie": 1
        },
        "internal_edges": 0,
        "internal_density": 0.0
      },
      {
        "community_id": 22,
        "size": 1,
        "members": [
          "shonar-bangla-circus"
        ],
        "dominant_strand": "Alternative/Indie",
        "strand_mix": {
          "Alternative/Indie": 1
        },
        "internal_edges": 0,
        "internal_density": 0.0
      },
      {
        "community_id": 23,
        "size": 1,
        "members": [
          "stoic-bliss"
        ],
        "dominant_strand": "Hip-Hop/Rap",
        "strand_mix": {
          "Hip-Hop/Rap": 1
        },
        "internal_edges": 0,
        "internal_density": 0.0
      },
      {
        "community_id": 24,
        "size": 1,
        "members": [
          "theology-of-rap"
        ],
        "dominant_strand": "Hip-Hop/Rap",
        "strand_mix": {
          "Hip-Hop/Rap": 1
        },
        "internal_edges": 0,
        "internal_density": 0.0
      },
      {
        "community_id": 25,
        "size": 1,
        "members": [
          "trainwreck"
        ],
        "dominant_strand": "Heavy Metal",
        "strand_mix": {
          "Heavy Metal": 1
        },
        "internal_edges": 0,
        "internal_density": 0.0
      },
      {
        "community_id": 26,
        "size": 1,
        "members": [
          "uptown-lokolz"
        ],
        "dominant_strand": "Hip-Hop/Rap",
        "strand_mix": {
          "Hip-Hop/Rap": 1
        },
        "internal_edges": 0,
        "internal_density": 0.0
      },
      {
        "community_id": 27,
        "size": 1,
        "members": [
          "vibe"
        ],
        "dominant_strand": "Heavy Metal",
        "strand_mix": {
          "Heavy Metal": 1
        },
        "internal_edges": 0,
        "internal_density": 0.0
      }
    ]
  },
  "full": {
    "modularity": 0.4248,
    "communities": [
      {
        "community_id": 0,
        "size": 15,
        "members": [
          "arbovirus",
          "arekta-rock-band",
          "ashes",
          "aurthohin",
          "avoidrafa",
          "bay-of-bengal",
          "chirkutt",
          "cryptic-fate",
          "f-minor",
          "lalon-band",
          "meghdol",
          "minar-rahman",
          "nemesis",
          "shironamhin",
          "shunno"
        ],
        "dominant_strand": "Alternative/Indie",
        "strand_mix": {
          "Alternative/Indie": 9,
          "Folk & Folk Fusion": 3,
          "Mainstream Rock": 1,
          "Heavy Metal": 1,
          "Pop": 1
        },
        "internal_edges": 65,
        "internal_density": 0.619
      },
      {
        "community_id": 1,
        "size": 11,
        "members": [
          "artcell",
          "de-illumination",
          "karnival",
          "mechanix",
          "metal-maze",
          "poizon-green",
          "powersurge",
          "rockstrata",
          "severe-dementia",
          "trainwreck",
          "warfaze"
        ],
        "dominant_strand": "Heavy Metal",
        "strand_mix": {
          "Heavy Metal": 9,
          "Progressive Rock/Metal": 2
        },
        "internal_edges": 30,
        "internal_density": 0.5455
      },
      {
        "community_id": 2,
        "size": 8,
        "members": [
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          "feedback",
          "james-nagar-baul",
          "lrb",
          "maqsood-o-dhaka",
          "nova",
          "renaissance",
          "souls"
        ],
        "dominant_strand": "Mainstream Rock",
        "strand_mix": {
          "Mainstream Rock": 7,
          "Folk & Folk Fusion": 1
        },
        "internal_edges": 8,
        "internal_density": 0.2857
      },
      {
        "community_id": 3,
        "size": 4,
        "members": [
          "conclusion",
          "owned",
          "vikings",
          "winning"
        ],
        "dominant_strand": "Alternative/Indie",
        "strand_mix": {
          "Alternative/Indie": 2,
          "Mainstream Rock": 2
        },
        "internal_edges": 3,
        "internal_density": 0.5
      },
      {
        "community_id": 4,
        "size": 3,
        "members": [
          "black",
          "indalo",
          "tahsan"
        ],
        "dominant_strand": "Alternative/Indie",
        "strand_mix": {
          "Alternative/Indie": 2,
          "Pop": 1
        },
        "internal_edges": 2,
        "internal_density": 0.6667
      },
      {
        "community_id": 5,
        "size": 2,
        "members": [
          "habib-wahid",
          "muza"
        ],
        "dominant_strand": "Pop",
        "strand_mix": {
          "Pop": 2
        },
        "internal_edges": 1,
        "internal_density": 1.0
      },
      {
        "community_id": 6,
        "size": 2,
        "members": [
          "stentorian",
          "yaatri"
        ],
        "dominant_strand": "Heavy Metal",
        "strand_mix": {
          "Heavy Metal": 1,
          "Alternative/Indie": 1
        },
        "internal_edges": 1,
        "internal_density": 1.0
      },
      {
        "community_id": 7,
        "size": 1,
        "members": [
          "ark"
        ],
        "dominant_strand": "Mainstream Rock",
        "strand_mix": {
          "Mainstream Rock": 1
        },
        "internal_edges": 0,
        "internal_density": 0.0
      },
      {
        "community_id": 8,
        "size": 1,
        "members": [
          "arnob"
        ],
        "dominant_strand": "Folk & Folk Fusion",
        "strand_mix": {
          "Folk & Folk Fusion": 1
        },
        "internal_edges": 0,
        "internal_density": 0.0
      },
      {
        "community_id": 9,
        "size": 1,
        "members": [
          "ashraf-babu-charu"
        ],
        "dominant_strand": "Hip-Hop/Rap",
        "strand_mix": {
          "Hip-Hop/Rap": 1
        },
        "internal_edges": 0,
        "internal_density": 0.0
      },
      {
        "community_id": 10,
        "size": 1,
        "members": [
          "deshi-mcs"
        ],
        "dominant_strand": "Hip-Hop/Rap",
        "strand_mix": {
          "Hip-Hop/Rap": 1
        },
        "internal_edges": 0,
        "internal_density": 0.0
      },
      {
        "community_id": 11,
        "size": 1,
        "members": [
          "hannan"
        ],
        "dominant_strand": "Hip-Hop/Rap",
        "strand_mix": {
          "Hip-Hop/Rap": 1
        },
        "internal_edges": 0,
        "internal_density": 0.0
      },
      {
        "community_id": 12,
        "size": 1,
        "members": [
          "imran-mahmudul"
        ],
        "dominant_strand": "Pop",
        "strand_mix": {
          "Pop": 1
        },
        "internal_edges": 0,
        "internal_density": 0.0
      },
      {
        "community_id": 13,
        "size": 1,
        "members": [
          "jalali-set"
        ],
        "dominant_strand": "Hip-Hop/Rap",
        "strand_mix": {
          "Hip-Hop/Rap": 1
        },
        "internal_edges": 0,
        "internal_density": 0.0
      },
      {
        "community_id": 14,
        "size": 1,
        "members": [
          "kona"
        ],
        "dominant_strand": "Pop",
        "strand_mix": {
          "Pop": 1
        },
        "internal_edges": 0,
        "internal_density": 0.0
      },
      {
        "community_id": 15,
        "size": 1,
        "members": [
          "miles"
        ],
        "dominant_strand": "Mainstream Rock",
        "strand_mix": {
          "Mainstream Rock": 1
        },
        "internal_edges": 0,
        "internal_density": 0.0
      },
      {
        "community_id": 16,
        "size": 1,
        "members": [
          "nancy"
        ],
        "dominant_strand": "Pop",
        "strand_mix": {
          "Pop": 1
        },
        "internal_edges": 0,
        "internal_density": 0.0
      },
      {
        "community_id": 17,
        "size": 1,
        "members": [
          "prometheus"
        ],
        "dominant_strand": "Mainstream Rock",
        "strand_mix": {
          "Mainstream Rock": 1
        },
        "internal_edges": 0,
        "internal_density": 0.0
      },
      {
        "community_id": 18,
        "size": 1,
        "members": [
          "shezan"
        ],
        "dominant_strand": "Hip-Hop/Rap",
        "strand_mix": {
          "Hip-Hop/Rap": 1
        },
        "internal_edges": 0,
        "internal_density": 0.0
      },
      {
        "community_id": 19,
        "size": 1,
        "members": [
          "shohojia"
        ],
        "dominant_strand": "Alternative/Indie",
        "strand_mix": {
          "Alternative/Indie": 1
        },
        "internal_edges": 0,
        "internal_density": 0.0
      },
      {
        "community_id": 20,
        "size": 1,
        "members": [
          "shonar-bangla-circus"
        ],
        "dominant_strand": "Alternative/Indie",
        "strand_mix": {
          "Alternative/Indie": 1
        },
        "internal_edges": 0,
        "internal_density": 0.0
      },
      {
        "community_id": 21,
        "size": 1,
        "members": [
          "stoic-bliss"
        ],
        "dominant_strand": "Hip-Hop/Rap",
        "strand_mix": {
          "Hip-Hop/Rap": 1
        },
        "internal_edges": 0,
        "internal_density": 0.0
      },
      {
        "community_id": 22,
        "size": 1,
        "members": [
          "theology-of-rap"
        ],
        "dominant_strand": "Hip-Hop/Rap",
        "strand_mix": {
          "Hip-Hop/Rap": 1
        },
        "internal_edges": 0,
        "internal_density": 0.0
      },
      {
        "community_id": 23,
        "size": 1,
        "members": [
          "uptown-lokolz"
        ],
        "dominant_strand": "Hip-Hop/Rap",
        "strand_mix": {
          "Hip-Hop/Rap": 1
        },
        "internal_edges": 0,
        "internal_density": 0.0
      },
      {
        "community_id": 24,
        "size": 1,
        "members": [
          "vibe"
        ],
        "dominant_strand": "Heavy Metal",
        "strand_mix": {
          "Heavy Metal": 1
        },
        "internal_edges": 0,
        "internal_density": 0.0
      }
    ]
  }
}